Cod sursa(job #872345)

Utilizator OpportunityVlad Negura Opportunity Data 5 februarie 2013 22:55:25
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.28 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;

#define m 1999999973

ifstream fi("lgput.in");
ofstream fo("lgput.out");

long n,p,rs;

int main(){
	
	fi >> n >> p;
	
	rs=1;
	while (p>0){
		if (!p%2) rs*=n*n,p/=2;
		else rs*=n,p--;
		rs%=m;
	}
	
	fo << rs;
	
	return 0;
}